On Tue, 2006-11-14 at 06:49 -0500, Edward Diener wrote: > Johnny Hughes wrote: > > On Mon, 2006-11-13 at 17:07 -0500, Edward Diener wrote: > >> Johnny Hughes wrote: > >>> On Mon, 2006-11-13 at 13:07 -0500, Edward Diener wrote: > >>>> Can Synaptic be used successfully on CentOS 4.4 instead of YumEx ? Are > >>>> there any issues using Synaptic with the CentOS 4.4 repositories ? > >>>> > >>> There is a version of apt and synaptic for i386 in the extras > >>> repository... however I would not recommend it. There are many plugins > >>> for yum that work with yem/yumex that do not work for apt (fastest > >>> mirror, protectbase, etc.,) > >>> > >>> So, things like 3rd Party repos and the like become more dangerous in > >>> apt that with yum on CentOS. > >>> > >>> Also, apt is ONLY for 1386 distro as the version we have does not do > >>> multilib arches. > >> The reason I asked is because YumeEx 1.02 does not show the packages > >> which depend on a given package when I specify a package I want to > >> remove. In Synaptic when I specify that I want to remove a package I am > >> immediately shown the packages which depend on it and if I proceed to > >> remove it, Synaptic automatically removes those packages, but I can > >> choose to Cancel the removal immediately. > >> > >> It may be that in YumEx, after adding a package to be removed to the > >> Queue, does prompt one about the other packages which depend on that > >> package and automatically removes when I process the Queue, letting me > >> back out of the removal once I am prompted, but I did not try it for > >> fear that I might remove a package needed by other packages. > >> > >> In general I try to keep packages at a minimum for what I will actually > >> be using on a Linux system, and after an installation I go through the > >> packages installed and remove any extraneous ones. YumEx appears to make > >> this much harder than Synaptic. That is why I was hoping that I could > >> use Synaptic instead. > >> > > > > Yum can not remove items that are needed by other programs ... it will > > fail the dependency checks. > > That is good to know. > > > > > One should not remove packages (IMHO) with any GUI tool. > > I do not agree with this. In Synaptic I am always told which other > packages will be removed if I attempt to remove a given package, and I > am given the opportunity to back out of removing the package. OK, YumEx > does not have this functionality. It would be nice if it were addded, > but that is OK. > > But leaving off our diagreement, how to I find out from yum itself what > other packages are dependent on a given package ? I could not find a > simple yum command which will tell me this for a given package. The only > related yum command seems to tell me what packages a given package > depends on, but that is not the same thing about which I am asking. > If you run the command: yum remove package_name It will tell you what else it wants to remove and ask for conformation. Yum will not leave requires not meet. Example: "yum remove postgresql" Result: Loading "fastestmirror" plugin Loading "changelog" plugin Loading "priorities" plugin Loading "downloadonly" plugin Setting up Remove Process Resolving Dependencies --> Populating transaction set with selected packages. Please wait. ---> Package postgresql.i386 0:8.1.4-1.centos.1 set to be erased --> Running transaction check Setting up repositories dag 100% |=========================| 1.1 kB 00:00 fasttrack 100% |=========================| 951 B 00:00 kbs-CentOS-Misc 100% |=========================| 951 B 00:00 update 100% |=========================| 951 B 00:00 base 100% |=========================| 1.1 kB 00:00 kbs-CentOS-Extras 100% |=========================| 951 B 00:00 addons 100% |=========================| 951 B 00:00 extras 100% |=========================| 1.1 kB 00:00 Determining fastest mirrors Reading repository metadata in from local files Excluding Packages from Dag-EL4 Finished 1225 packages excluded due to repository priority protections Excluding Packages from Dag-EL4 Finished 0 packages excluded due to repository priority protections --> Processing Dependency: postgresql for package: freeradius-postgresql --> Processing Dependency: postgresql = 8.1.4-1.centos.1 for package: postgresql-pl --> Processing Dependency: postgresql = 8.1.4-1.centos.1 for package: postgresql-devel --> Processing Dependency: postgresql = 8.1.4-1.centos.1 for package: postgresql-contrib --> Processing Dependency: postgresql = 8.1.4-1.centos.1 for package: postgresql-test --> Processing Dependency: postgresql = 8.1.4-1.centos.1 for package: postgresql-server --> Processing Dependency: postgresql = 8.1.4-1.centos.1 for package: postgresql-docs --> Restarting Dependency Resolution with new changes. --> Populating transaction set with selected packages. Please wait. ---> Package postgresql-test.i386 0:8.1.4-1.centos.1 set to be erased ---> Package postgresql-pl.i386 0:8.1.4-1.centos.1 set to be erased ---> Package postgresql-server.i386 0:8.1.4-1.centos.1 set to be erased ---> Package postgresql-devel.i386 0:8.1.4-1.centos.1 set to be erased ---> Package postgresql-contrib.i386 0:8.1.4-1.centos.1 set to be erased ---> Package freeradius-postgresql.i386 0:1.0.1-3.RHEL4.3 set to be erased ---> Package postgresql-docs.i386 0:8.1.4-1.centos.1 set to be erased --> Running transaction check Dependencies Resolved ============================================================================= Package Arch Version Repository Size ============================================================================= Removing: postgresql i386 8.1.4-1.centos.1 installed 10 M Removing for dependencies: freeradius-postgresql i386 1.0.1-3.RHEL4.3 installed 6.8 k postgresql-contrib i386 8.1.4-1.centos.1 installed 1.0 M postgresql-devel i386 8.1.4-1.centos.1 installed 3.5 M postgresql-docs i386 8.1.4-1.centos.1 installed 13 M postgresql-pl i386 8.1.4-1.centos.1 installed 133 k postgresql-server i386 8.1.4-1.centos.1 installed 9.6 M postgresql-test i386 8.1.4-1.centos.1 installed 4.7 M Transaction Summary ============================================================================= Install 0 Package(s) Update 0 Package(s) Remove 8 Package(s) Total download size: 0 Is this ok [y/N]: N +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ That will remove pacakges (or tell you what depends on the package you try to remove.
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